#include <stdio.h>
int main(){
	int a[3][4]={1,3,5,7,9,11,13,15,17,18,21,23};
	int(*p)[4],i,j;
	p=a;
	printf("please enter row and colum:");
	scanf("%d %d",&i,&j);
	printf("a[%d][%d]=%d",i,j,*(*(p+i)+j));
	return 0;
}